| Collector | Christensen, H. M. |
| Number | 1766 |
| Collected with | |
| Country | Malaysia |
| Subpart | SARAWAK |
| County | |
| Locality | 2nd division, Lubok Antu District, river Delok, near Nanga Sumpa. On ridge in secondary forest. |
| Coordinates | 1° 20' N 112° 10' E |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 250 |
| Start date | 1995/03/24 |
| End date | 1995/03/24 |
| Family | Euphorbiaceae |
| Identification | Endospermum diadenum (Miq.)Airy |
| Determined by | van Welzen, P.C. (L.)1999. |
| Identification qualifier | |
| Field notes | Tree, some 15 m. tall. Uses: The wood is used for fire wood. Name in Iban language: Entabulan. |